Birkenstock Blue Footbed Tradition Insole Size:38 The Speedboard™ technology ensures smooth

The Speedboard™ technology ensures smooth transitions

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the fold-out spikes can be used for extra grip on icy floors and the insole with thermo function protects against cold feet

The upper is made from the skin-friendly

while the long-lasting TPR outsole provides traction and stability

Birkenstock Blue Footbed Tradition Insole Size:38 The Speedboard™ technology ensures smoothThe Blue Footbed utilizes the principle of walking barefoot. It is based on the impression left by a healthy foot in sand, creating a natural environment for your feet. The heel area is cushioned and stabilized thanks to the raised design. This also supports the natural arch of the foot. The Blue Footbed is therefore ideal for anyone who would like to enjoy the unique comfort of BIRKENSTOCK in enclosed shoes made by other brands too. Anatomical